Results 51 to 60 of about 81,285 (284)

Thermal spin transport and spin-orbit interaction in ferromagnetic/non-magnetic metals [PDF]

open access: yes, 2011
In this article we extend the currently established diffusion theory of spin-dependent electrical conduction by including spin-dependent thermoelectricity and thermal transport.
Abraham Slachter   +8 more
core   +4 more sources

Theory of spin Peltier effect

open access: yesPhysical Review B, 2017
A microscopic theory of the spin Peltier effect in a bilayer structure comprising a paramagnetic metal (PM) and a ferromagnetic insulator (FI) based on the nonequilibrium Green's function method is presented. Spin current and heat current driven by temperature gradient and spin accumulation are formulated as functions of spin susceptibilities in the PM
Ohnuma, Y., Matsuo, M., Maekawa, S.
openaire   +4 more sources

Refrigerador termoelétrico de peltier usado para estabilisar um feixe laser em experimentos didáticos

open access: yesRevista Brasileira de Ensino de Física
É apresentado um experimento onde os alunos montam um sistema de estabilização térmica de um laser de diodo mantido a temperatura controlada e estabilizada utilizando materiais de baixo custo. Um circuito de controle baseado no efeito Peltier foi montado
Paulo Roberto de Moura, Danilo Almeida
doaj   +1 more source

Tissue Engineered Human Elastic Cartilage From Primary Auricular Chondrocytes for Ear Reconstruction

open access: yesAdvanced Functional Materials, EarlyView.
Despite over three decades of research, no tissue‐engineered solution for auricular reconstruction in microtia patients has reached clinical translation. The key challenge lies in generating functional elastic cartilage ex vivo. Here, we integrate synergistic cell‐biomaterial strategies to engineer auricular grafts with mechanical and histological ...
Philipp Fisch   +13 more
wiley   +1 more source

Thermoelectrically-cooled quartz microbalance [PDF]

open access: yes, 1975
Temperature of microbalance can be maintained at ambient temperature or held at some other desired temperature. Microbalance has tow-stage thermoelectric device that controls temperature of quartz crystal. Heat can be pumped to or from balance by Peltier
Mckeown, D.
core   +1 more source

Giant electrocaloric effect in thin film Pb Zr_0.95 Ti_0.05 O_3

open access: yes, 2005
An applied electric field can reversibly change the temperature of an electrocaloric material under adiabatic conditions, and the effect is strongest near phase transitions.
Mathur, N. D.   +4 more
core   +1 more source

A Novel Approach to Determine the Type of Conductivity in Semiconductors Using a Combined Seebeck and Peltier Effects

open access: yesIraqi Journal of Industrial Research
This work presents a novel Seebeck system design that utilizes the Peltier effect to determine the conductivity type of semiconductors, a critical aspect of semiconductor research. The study investigates the combined influence of the Seebeck and Peltier
Nora Faik Numan   +4 more
doaj   +1 more source

4D‐Printed Magneto‐Plasmonic Microrobots for Programmable Spatiotemporal De‐Icing

open access: yesAdvanced Functional Materials, EarlyView.
A 4D‐printing strategy is introduced to achieve programmable de‐icing devices. By aligning gold–magnetite nanofillers within a photosensitive resin, the printed structures exhibit dual magnetic and plasmonic functionalities, enabling precise spatio‐temporal ice removal through thermoplasmonic effects.
Amélie Pérot   +7 more
wiley   +1 more source

Magnetic-field-induced suppression of spin Peltier effect in Pt/${\rm Y_{3}Fe_{5}O_{12}}$ system at room temperature

open access: yes, 2017
We report the observation of magnetic-field-induced suppression of the spin Peltier effect (SPE) in a junction of a paramagnetic metal Pt and a ferrimagnetic insulator ${\rm Y_{3}Fe_{5}O_{12}}$ (YIG) at room temperature.
Daimon, Shunsuke   +5 more
core   +1 more source

Uncovering the Origin of Efficiency Roll‐Off in TADF OLEDs

open access: yesAdvanced Functional Materials, EarlyView.
OLEDs based on thermally activated delayed fluorescent (TADF) materials often suffer from a severe drop in efficiency at high brightness levels. This work presents a technique to uncover the source of this efficiency drop, and quantifies the exciton‐exciton and exciton‐polaron annihilation processes responsible for efficiency losses in our TADF OLEDs ...
Liam G. King   +3 more
wiley   +1 more source

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